/*
 * Copyright 2017 NAVER Corp.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.navercorp.pinpoint.profiler.monitor.metric.memory;

/**
 * Metric for unknown detailed memory usages
 *
 * @author HyunGil Jeong
 */
public class UnknownDetailedMemoryMetric implements DetailedMemoryMetric {

    private static final DetailedMemoryMetricSnapshot UNSUPPORTED_SNAPSHOT = new DetailedMemoryMetricSnapshot(
            UNCOLLECTED_USAGE,
            UNCOLLECTED_USAGE,
            UNCOLLECTED_USAGE,
            UNCOLLECTED_USAGE,
            UNCOLLECTED_USAGE,
            UNCOLLECTED_USAGE);

    @Override
    public DetailedMemoryMetricSnapshot getSnapshot() {
        return UNSUPPORTED_SNAPSHOT;
    }

    @Override
    public String toString() {
        return "Unknown detailed memory metric";
    }
}
